week 4 spelling

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Across
  1. 3. harmful
  2. 4. moisture
  3. 5. mould
  4. 9. spread
  5. 11. enviroment
  6. 12. rectangular
  7. 13. beneficial
  8. 14. decompose
Down
  1. 1. quadrilateral
  2. 2. irregular
  3. 6. discrimination
  4. 7. parallelogram
  5. 8. citizenship
  6. 10. algae
  7. 11. expatriate